diff --git a/lib/rpmrc.c b/lib/rpmrc.c
index bb203f8817..269d490acd 100644
--- a/lib/rpmrc.c
+++ b/lib/rpmrc.c
@@ -908,8 +908,8 @@ static inline int RPMClass(void)
 	cpu = (tfms>>8)&15;
 	
 	if (cpu == 5
-	    && cpuid_ecx(0) == '68xM'
-	    && cpuid_edx(0) == 'Teni'
+	    && cpuid_ecx(0) == 0x3638784d /* '68xM' */
+	    && cpuid_edx(0) == 0x54656e69 /* 'Teni' */
 	    && (cpuid_edx(1) & ((1<<8)|(1<<15))) == ((1<<8)|(1<<15))) {
 		sigaction(SIGILL, &oldsa, NULL);
 		return 6;	/* has CX8 and CMOV */